Biology, 31.03.2020 00:22, jaedenevan062907
Scientists have different methods to help clean up oil spills in oceans, including the use of strong chemicals and the use of bacteria. What is an advantage of using bacteria instead of chemicals?
Removal of the oil by bacteria is a slow process.
Bacteria likely cause less disruption to the natural environment.
Bacteria do not produce oxygen that could harm the oceans.
Removal of the oil by bacteria is more expensive than chemical methods.
Answers: 1
Biology, 22.06.2019 02:00, jonmorton159
What is an endocrine function? (apex) a. esophageal glands release mucus into the esophagus b. salivary glands release saliva into mouth c. swear glands release sweat to the skin d. the pineal gland releases melatonin into the bloodstream
Answers: 1
Biology, 22.06.2019 08:30, mariaaalopezz
What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons
Answers: 1
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